package com.ecnu.system.service.impl;

import com.ecnu.system.mapper.KnowledgeMapper;
import com.ecnu.system.service.IKnowledgeService;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;

@Service
public class KnowledgeServiceImpl implements IKnowledgeService {
    @Autowired
    private KnowledgeMapper knowledgeMapper;
}
